| Abbreviation | Definition |
|---|---|
| GFCU | Garland Federal Credit Union |
| GFCU | GEICO Federal Credit Union |
| GFCU | Genesis Federal Credit Union |
| GFCU | GenFed Credit Union |
| GFCU | Georgia Federal Credit Union |
| GFCU | Greylock Federal Credit Union |
| GFCU | Guthrie Federal Credit Union |
| GFCU | Gwinnett Federal Credit Union |
| GFFCU | Grow Financial Federal Credit Union |
| GHCU | Group Health Credit Union |
| GICU | Greater Iowa Credit Union |
| GLFFCU | Great Lakes First Federal Credit Union |
| GPFCU | Georgia Power Federal Credit Union |
| GRCU | Grand River Credit Union |
| GRCU | Guangzhou Rural Credit Union |
| GRFCU | Gorham Regional Federal Credit Union |
| GSCU | Granite State Credit Union |
| GSFCU | Grossmont Schools Federal Credit Union |
| GTFCU | Greater Texas Federal Credit Union |
| GWCU | George Washington University Credit Union |